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| author | Florian Weimer <fweimer@redhat.com> | 2021-07-07 18:33:52 +0200 |
|---|---|---|
| committer | Florian Weimer <fweimer@redhat.com> | 2021-07-07 18:33:52 +0200 |
| commit | 36861a968ad143f662db489cd8f859186ee375c2 (patch) | |
| tree | a12995bb4eda7c1e6822b13a3e38efcb27dd1678 /nss/Versions | |
| parent | f0c28504a9877be5da3ed1215f2da2d5914bbb0b (diff) | |
| download | glibc-36861a968ad143f662db489cd8f859186ee375c2.zip glibc-36861a968ad143f662db489cd8f859186ee375c2.tar.gz glibc-36861a968ad143f662db489cd8f859186ee375c2.tar.bz2 | |
nss_files: Add generic code for set*ent, end*ent and file open
This reduces RSS usage if nss_files is not actually used, and can
be used later to make NSS data thread-specific. It also results in
a small code size reduction.
Before:
text data bss dec hex filename
2288 0 72 2360 938 nss/files-alias.os
1807 0 72 1879 757 nss/files-ethers.os
1371 0 72 1443 5a3 nss/files-grp.os
6246 0 72 6318 18ae nss/files-hosts.os
869 0 0 869 365 nss/files-initgroups.os
666 0 0 666 29a nss/files-init.os
1934 0 0 1934 78e nss/files-netgrp.os
2353 0 72 2425 979 nss/files-network.os
2130 0 72 2202 89a nss/files-proto.os
1372 0 72 1444 5a4 nss/files-pwd.os
2124 0 72 2196 894 nss/files-rpc.os
2265 0 72 2337 921 nss/files-service.os
1125 0 72 1197 4ad nss/files-sgrp.os
1124 0 72 1196 4ac nss/files-spwd.os
After:
text data bss dec hex filename
2040 0 0 2040 7f8 nss/files-alias.os
1599 0 0 1599 63f nss/files-ethers.os
1155 0 0 1155 483 nss/files-grp.os
6010 0 0 6010 177a nss/files-hosts.os
869 0 0 869 365 nss/files-initgroups.os
666 0 0 666 29a nss/files-init.os
1934 0 0 1934 78e nss/files-netgrp.os
2129 0 0 2129 851 nss/files-network.os
1914 0 0 1914 77a nss/files-proto.os
1156 0 0 1156 484 nss/files-pwd.os
1908 0 0 1908 774 nss/files-rpc.os
2057 0 0 2057 809 nss/files-service.os
909 0 0 909 38d nss/files-sgrp.os
908 0 0 908 38c nss/files-spwd.os
1090 0 8 1098 44a nss/nss_files_data.os
27674 code bytes before, 26344 code bytes after, so it is an overall
win despite the extra initialization code.
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'nss/Versions')
| -rw-r--r-- | nss/Versions | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/nss/Versions b/nss/Versions index fdddea1..7b040b4 100644 --- a/nss/Versions +++ b/nss/Versions @@ -19,6 +19,10 @@ libc { __nss_services_lookup2; __nss_next2; __nss_lookup; __nss_hash; __nss_database_get; __nss_files_fopen; __nss_readline; __nss_parse_line_result; + __nss_files_data_endent; + __nss_files_data_open; + __nss_files_data_put; + __nss_files_data_setent; } } |